sbsv2/raptor/notes/variant_cfg.txt
author jascui
Wed, 17 Nov 2010 13:39:51 +0800
changeset 688 27f7c5c966fc
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The pre-included header file used in builds (.hrh) is normally defined
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inside a text file located at $(EPOCROOT)/epoc32/tools/variant/variant.cfg
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in each kit.
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This is an unnecessary extra file to maintain if you already define all the
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other kit properties in an XML file in the $(EPOCROOT)/epoc32/sbs_config
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folder.
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This change allows kit owners to define the .hrh file name in the XML instead
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of using an additional variant.cfg file.
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An example of this is shown in $(SBS_HOME)/examples/os_properties.xml
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where the VARIANT_HRH parameter is set as follows,
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<set name='VARIANT_HRH' value='$(EPOCINCLUDE)/feature_settings.hrh'/>
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In the unusual case where you want to build without a .hrh file at all (maybe
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to create an epoc32 tree from scratch) there is a variant "nohrh" which
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simply sets VARIANT_HRH as above to an empty file. Example usage would be,
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sbs -b bootstrap/bld.inf -c tools2.nohrh
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Note that, in general, actual code will not build properly without a .hrh
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file to configure it.